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<pre class="textdiagram" id="fig50">
+---------+ +---------+ +---------+
| Client  | | Broker  | | Broker  |
|         | | cloudbe | | statebe |
+---------+ +---------+ +---------+
| connect | | connect | |  bind   |
+---------+ +---------+ +---------+
  request     request      state
     |           |           |
     +-+         |         +-+
       |         |         |
       v         v         v
  +---------+---------+---------+
  |  bind   |  bind   | connect |
  +---------+---------+---------+
  | localfe | cloudfe | statefe |     Frontends
  | ROUTER  | ROUTER  |   SUB   |     (incoming)
  +---------+---------+---------+
  |                             |
  |           Broker            |
  |                             |
  +---------+---------+---------+
  | ROUTER  | ROUTER  |   PUB   |     Backends
  | localbe | cloudbe | statebe |     (outgoing)
  +---------+---------+---------+
  |  bind   | connect |  bind   |
  +---------+---------+---------+
    request   request    state
       |         |         |
     +-+         |         +-+
     |           |           |
     v           v           v
+---------+ +---------+ +---------+
| connect | |  bind   | | connect |
+---------+ +---------+ +---------+
| Worker  | | Broker  | | Broker  |
|         | | cloudfe | | statefe |
+---------+ +---------+ +---------+
</pre>
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